JP5371281B2 - Child seat mounting structure - Google Patents

Description

  The present invention relates to a structure for mounting a child seat on a seat in an automobile.

  Various attachment methods have been proposed as a method for attaching a child seat to a vehicle seat such as a passenger car. For example, in the child seat mounting structure of Patent Document 1, it is disclosed that a through hole is provided in the headrest of the seat and the top tether of the child seat is inserted through the through hole in order to facilitate the mounting operation of the child seat. . In this mounting structure, by passing the top tether through the through hole provided in the headrest itself, it is not necessary to remove the headrest when attaching the child seat, and the guide prevents the top tether from being displaced from side to side by the through hole. It can also serve a function.

  Further, in the child seat anchor device of Patent Document 2, a child seat anchor is provided in a mounting portion provided in a rear parcel of an automobile, and a child seat hook is engaged with the child seat anchor to fix the child seat to the rear passenger seat. Has been. In this device, a cover body that closes via a hinge mechanism is provided at the opening in the mounting portion, and the cover body is closed when the child seat anchor is not used so that the cover body does not disappear.

  However, in Patent Document 1, no special contrivance is made in the portion for attaching the engaging portion of the top tether to the tether anchor. For this reason, when the child seat is attached, the top tether is exposed behind the seat back, and the appearance of the state where the child seat is attached is not so good. Also in Patent Document 2, when the child seat hook is engaged with the child seat anchor, the cover body remains open, and the appearance with the child seat attached is not so good. Further, in Patent Document 2, when the child seat is attached, if the cover body is in an open state, there is a possibility that dust, fallen objects, etc. may be mixed into the opening in the attachment portion.

Japanese Patent Laid-Open No. 2004-90694 JP 2002-104037 A

  The present invention has been made in view of such conventional problems, and can suppress the deterioration of the appearance of the hook and the tether anchor around the tether belt even when the child seat is mounted, and the tether anchor of the belt mounting portion. It is an object of the present invention to provide a child seat mounting structure that can effectively prevent dust, fallen objects, and the like from being mixed in the vicinity of the vehicle.

The present invention is a structure for mounting a child seat on a seat in an automobile,
Behind the seat, there is provided a belt attaching portion for attaching a tether belt pulled out from the child seat,
The belt attaching portion includes a tether anchor for locking a hook provided at a tip portion of the tether belt, an opening formed to be depressed on the front side of the tether anchor so as to provide the tether anchor, and the opening is closed to It has a tether cover and a tether auxiliary cover that cover the tether anchor,
The tether cover is pivotable so as to pivot about a pivot fulcrum provided on the rear side to open an upper portion of the opening, and the tether auxiliary cover is located on the front side of the tether cover. It can be rotated independently of the tether cover so as to rotate around a rotation fulcrum provided below to open the front part of the opening,
When the child seat is attached to the seat, when the hook is locked to the tether anchor, the tether cover is held in an open position that exposes the tether anchor, and the tether auxiliary cover is located below the hook. Move to the retracted open position,
When the child seat is attached to the seat and the hook is locked to the tether anchor, the tether cover is held in a closed position covering the tether anchor, and the tether auxiliary cover is retracted below the hook. Move to the open position
When the child seat is not attached to the seat, the tether cover and the tether auxiliary cover are configured to move to a closed position that closes the opening,
The tether auxiliary cover is held in the closed position by a biasing force of a spring, and is held by the hook when the hook is locked to the tether anchor, and is moved to the open position against the biasing force of the spring. The child seat mounting structure is configured to move (claim 1).

The child seat mounting structure of the present invention is devised to prevent the appearance of the hook and tether anchor around the tether belt from deteriorating when the child seat is mounted.
Specifically, the belt attachment portion of the present invention has a tether anchor for locking a hook in the tether belt and a tether cover that covers the tether anchor. Further, the tether cover is rotatably provided at a closed position that covers the tether anchor and an open position that exposes the tether anchor.

When the child seat is attached to the seat, the tether cover is turned to the open position to expose the tether anchor, and the hook on the tether belt is locked to the tether anchor. At this time, the tether cover can be held in the open position, and the hook can be easily locked to the tether anchor.
Thereafter, by rotating the tether cover to the closed position and holding it, it is possible to prevent the hook from being exposed to the outside as much as possible in a state where the hook is locked to the tether anchor, and the appearance of the hook and the surrounding area of the tether anchor is poor. It can be suppressed.

In addition, when the child seat is attached to the seat, the tether cover is held in the closed position, so that it is possible to effectively prevent dust, falling objects, and the like from being mixed around the tether anchor of the belt attachment portion. .
When the child seat is not attached, by keeping the tether cover in the closed position, it is possible to prevent the tether anchor from being exposed to the outside and to prevent the appearance around the tether anchor from being deteriorated. it can.

  Therefore, according to the child seat mounting structure of the present invention, even when the child seat is mounted, it is possible to suppress the appearance of the hook and tether anchor around the tether belt from deteriorating, and to the periphery of the tether anchor of the belt mounting portion. It is possible to effectively suppress the entry of dust, falling objects, and the like.

A preferred embodiment of the present invention described above will be described.
In the present invention, the tether cover is rotatable about a rotation fulcrum provided on the rear side so as to open the front side of the tether anchor, and on the front side of the tether cover, An auxiliary cover is rotatably provided, and the tether auxiliary cover moves to an open position retracted below the hook or the tether belt when the child seat is attached to the seat, while the child seat to the seat It is not mounted on the is configured to move to a closed position covering the tether anchor together with the tether cover.
This makes it possible to use the tether auxiliary cover in addition to the tether cover to effectively expose the periphery of the tether anchor to the outside by holding the tether cover and the tether auxiliary cover in the closed position when the child seat is not attached. Can be suppressed.
In addition, when the child seat is attached, the tether auxiliary cover is retracted below the hook or the tether belt, thereby making it possible to prevent the surrounding objects from colliding with the tether auxiliary cover. Thereby, it can prevent that a tether auxiliary cover breaks.

The tether auxiliary cover is held in the closed position by a biasing force of a spring, and is moved to the open position against the biasing force of the spring when the hook is locked to the tether anchor. It is .
Thereby , the operator who mounts the child seat on the seat can easily move the tether auxiliary cover to the open position against the biasing force of the spring. Further, when the child seat is not attached, the tether auxiliary cover can be returned to the closed position and held without requiring an external operation by the biasing force of the spring.

Further, the automobile is a convertible car or an open car, and the seat is a rearmost seat in the convertible car or an open car, and the rear seat can be tilted forward at an upper portion of a seat back. A foldable headrest is provided, and an arch-shaped roll bar that supports the headrest and forms a through hole in the vehicle front-rear direction at the time of a vehicle collision is provided behind the headrest. The belt attaching portion is provided at a position below the roll bar, and the hook is configured to lock the tether belt to the tether anchor in a state where the tether belt is passed between the seat back and the headrest. The child seat mounting structure is constructed by tilting the headrest forward so that the seat Using a working space which is formed above the click, the hook is preferably configured to be able to lock to the tether anchor (claim 2).

  In this case, the child seat can be easily mounted on the rearmost seat of the convertible car or the open car, and deterioration of appearance when the child seat is mounted can be suppressed. In this case, even when the child seat is attached, the tether cover is held in the closed position so that the convertible car or the open car with the roof opened around the tether anchor of the belt mounting portion. It can suppress effectively that the wind which arises is caught.

Embodiments of the child seat mounting structure of the present invention will be described below with reference to the drawings.
The child seat 1 mounting structure of this example is a structure for mounting the child seat 1 on the seat 4 in the automobile 3 as shown in FIGS. Behind the seat 4 is provided a belt attaching portion 6 for attaching a tether belt (top tether) 2 pulled out from the child seat 1. The belt attaching portion 6 includes a tether anchor 62 for locking the hook 21 provided at the tip of the tether belt 2 and a tether cover 7 that covers the tether anchor 62. As shown in FIG. 2, the tether cover 7 is rotatably provided at a closed position 701 that covers the tether anchor 62 and an open position 702 that exposes the tether anchor 62 as shown in FIG. Is held at the open position 702 when being locked, and is held at the closed position 701 when the hook 21 is locked to the tether anchor 62.

Below, it explains in full detail with reference to FIGS. 1-7 about the mounting structure of the child seat 1 of this example.
As shown in FIG. 1, the automobile 3 in this example is a convertible car as a passenger car, and the seat 4 to which the child seat 1 is attached is the rearmost seat 4 in the convertible car. The rearmost seat 4 does not have a reclining function of the seat back 41, and the posture of the seat back 41 is fixed.
As shown in FIG. 4, the rearmost seat 4 of this example is provided with a retractable headrest 42 configured to be able to be tilted forward F in the upper part of the seat back 41. The headrest 42 is configured to tilt toward the front F of the vehicle around a pivotal fulcrum provided at the upper part of the seat back 41 by operating an operation lever provided on a side portion or the like of the seat back 41.

As shown in FIGS. 1 and 3, in the in-vehicle rear portion 31 of the convertible car of this example, an arch that forms a through-hole 51 that supports the headrest 42 from the rear and that faces the vehicle front-rear direction at the rear of the headrest 42 when a vehicle collides A shaped roll bar 5 is provided. The roll bar 5 is formed by covering a roll bar frame 52 having an inverted U-shaped frame shape with a resin roll cover 53.
As shown in FIG. 1, a rear window glass 34 is disposed above the rearmost seat 4 of the convertible car (above the roll bar 5 and the headrest 42). The hook 21 in the tether belt 2 of the present example is configured to lock the tether belt 2 to the tether anchor 62 while passing between the seat back 41 and the headrest 42.

  As shown in the figure, the belt attaching portion 6 of this example is provided at a position below the roll bar 5 provided in the in-vehicle rear portion 31. An anchor bracket 33 is provided on the frame 32 constituting the rear portion of the vehicle, and the tether anchor 62 of this example is attached to the anchor bracket 33. The belt attaching portion 6 includes a tether anchor 62, an opening 61 that is recessed to provide the tether anchor 62, a tether cover 7 for closing the opening 61, and a tether auxiliary cover 8.

  As shown in FIGS. 6 and 7, the tether cover 7 of this example is rotatable so as to rotate about a rotation fulcrum 71 provided on the rear side to open the front side F of the tether anchor 62. The tether cover 7 of the present example has a plate shape, and is held with the plate-shaped plate surface in a substantially vertical direction at the closed position 701 (see FIG. 2), and at the open position 702, the plate shape. The plate surface is held in an inclined state with respect to the vertical direction (see FIG. 7).

  As shown in FIGS. 2 and 5, the tether cover 7 is held in the closed position 701 by using a first locked portion (elastically deformable claw) 73 provided on the tether cover 7 and an opening 61 in the belt mounting portion 6. This is performed by locking to a first locking portion 63 provided in the periphery of the. Further, as shown in FIG. 7, the tether cover 7 is held in the open position 702 by using the second locked portion 74 provided around the rotation fulcrum portion 71 of the tether cover 7 and the opening 61 of the belt attachment portion 6. This is performed by locking to the second locking portion 64 provided in the periphery.

The tether auxiliary cover 8 of this example is disposed on the front side F of the tether cover 7, and as shown in FIG. 7, when the child seat 1 is attached to the rearmost seat 4, the open position retracted below the hook 21. On the other hand, as shown in FIG. 5, when the child seat 1 is not attached to the rearmost seat 4, it moves to the closed position 801 that covers the tether anchor 62 together with the tether cover 7. Further, the tether auxiliary cover 8 is lifted by the urging force of the spring 81 and moves to the closed position 801, and the spring 81 receives the force when the operator locks the hook 21 of the tether belt 2 to the tether anchor 62. It is configured to move down to the open position 802 against the urging force.
As shown in FIG. 5, the tether cover 7 and the tether auxiliary cover 8 of the present example have the belt attachment portion at the rear portion 31 in the vehicle at the closed positions 701 and 801 in the state where the child seat 1 is not attached to the rearmost seat 4. 6 is configured so as to close the opening 61 provided.

  When the child seat 1 is mounted on the rearmost seat 4 of the convertible car of this example, the worker first has the headrest 42 in a fixed position (normal position) above the seat back 41 as shown in FIG. The hook 21 of the tether belt 2 is sandwiched between the headrest 42 and the seat back 41. Next, as shown in FIGS. 4 and 6, the operator tilts the headrest 42 forward F and pulls the hook 21 of the tether belt 2 backward from between the headrest 42 and the seat back 41. At this time, the operator can lock the hook 21 to the tether anchor 62 using the work space X formed above the seat back 41 by tilting the headrest 42 forward F.

  Next, as shown in FIG. 7, the tether cover 7 is rotated and held at the open position 702, the tether anchor 62 is exposed, and the hook 21 of the tether belt 2 is locked to the tether anchor 62. At this time, the tether auxiliary cover 8 receives the force when the operator locks the hook 21 of the tether belt 2 to the tether anchor 62 and moves to the open position 802 against the biasing force of the spring 81. The tether auxiliary cover 8 is pressed by the hook 21 and held at the open position 802.

Further, when the hook 21 of the tether belt 2 is locked to the tether anchor 62, the tether cover 7 can be held at the open position 702, and the locking can be easily performed. Thereafter, the operator can draw the tether belt 2 toward the child seat 1 and complete the attachment of the tether belt (top tether) 2 when the child seat 1 is attached as shown in FIG.
Further, as shown in the figure, by rotating the tether cover 7 to the closed position 701 and holding it, the hook 21 is prevented from being exposed to the outside as much as possible when the hook 21 is locked to the tether anchor 62. It is possible to prevent the appearance around the hook 21 from deteriorating.

Further, when the child seat 1 is attached to the rearmost seat 4, the tether cover 7 is held at the closed position 701, so that dust, fallen objects, etc. are mixed around the tether anchor 62 of the belt attachment portion 6. It can be effectively suppressed.
Further, in this example, when the child seat 1 is mounted, the tether cover 7 is held in the closed position 701, so that the convertible car with the roof opened around the tether anchor 62 of the belt mounting portion 6 can travel. It can suppress effectively that the wind which arises is caught.

  Further, in this example, when the child seat 1 is attached, the tether auxiliary cover 8 is retracted below the hook 21, whereby it is possible to make it difficult for surrounding objects to collide with the tether auxiliary cover 8. Thereby, it is possible to prevent the tether auxiliary cover 8 from being damaged.

  When the child seat 1 is not attached, the tether cover 7 and the tether auxiliary cover 8 are held at the closed positions 701 and 801 to prevent the tether anchor 62 from being exposed to the outside. It is possible to prevent the peripheral appearance from deteriorating. Further, when the child seat 1 is not attached, the tether auxiliary cover 8 can be returned to the closed position 801 and held by the biasing force of the spring 81 without requiring an external operation.

  Therefore, according to the mounting structure of the child seat 1 of the present example, even when the child seat 1 is mounted, it is possible to suppress the appearance of the periphery of the hook 21 and the tether anchor 62 in the tether belt 2 from being deteriorated, and the belt mounting portion. It is possible to effectively prevent dust, fallen objects and the like from being mixed around the tether anchor 62 of 6.

Cross-sectional explanatory drawing which shows the state which mounted | wore with the rear part sheet | seat in the Example. Cross-sectional explanatory drawing which expands and shows the state which mounted | wore with the rear part sheet | seat in the Example. The perspective view which shows the roll bar provided in the vehicle interior rear part of the convertible car in an Example. Sectional explanatory drawing which shows the state which pinched | interposed the hook of the tether belt between the headrest and the seat back in an Example. Cross-sectional explanatory drawing which expands and shows the state which obstruct | occluded the opening part of the belt attachment part by the tether cover and the tether auxiliary cover in an Example. Sectional explanatory drawing which shows the state which rotated the tether cover in the Example and opened the front side of the tether anchor. Sectional explanatory drawing which expands and shows the state which rotated the tether cover in the Example and opened the front side of the tether anchor.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Child seat 2 Tether belt 21 Hook 3 Car 31 Car rear part 33 Anchor bracket 34 Rear window glass 4 Rear part seat 41 Seat back 42 Headrest 5 Roll bar 51 Through hole 6 Belt attaching part 61 Opening part 62 Tether anchor 7 Tether cover 71 Rotation fulcrum part 8 Tether auxiliary cover 81 Spring

Claims (2)

In the structure of attaching a child seat to the seat in an automobile,
Behind the seat, there is provided a belt attaching portion for attaching a tether belt pulled out from the child seat,
The belt attaching portion includes a tether anchor for locking a hook provided at a tip portion of the tether belt, an opening formed to be depressed on the front side of the tether anchor so as to provide the tether anchor, and the opening is closed to It has a tether cover and a tether auxiliary cover that cover the tether anchor,
The tether cover is pivotable so as to pivot about a pivot fulcrum provided on the rear side to open an upper portion of the opening, and the tether auxiliary cover is located on the front side of the tether cover. It can be rotated independently of the tether cover so as to rotate around a rotation fulcrum provided below to open the front part of the opening,
When the child seat is attached to the seat, when the hook is locked to the tether anchor, the tether cover is held in an open position that exposes the tether anchor, and the tether auxiliary cover is located below the hook. Move to the retracted open position,
When the child seat is attached to the seat and the hook is locked to the tether anchor, the tether cover is held in a closed position covering the tether anchor, and the tether auxiliary cover is retracted below the hook. Move to the open position
When the child seat is not attached to the seat, the tether cover and the tether auxiliary cover are configured to move to a closed position that closes the opening,
The tether auxiliary cover is held in the closed position by a biasing force of a spring, and is held by the hook when the hook is locked to the tether anchor, and is moved to the open position against the biasing force of the spring. A child seat mounting structure characterized by being configured to move . In claim 1, the automobile is a convertible car or an open car,
The seat is the last seat in the convertible car or open car,
The rear seat is provided with a retractable headrest configured to be able to be tilted forward on the upper part of the seat back.
Behind the headrest is provided with an arch-shaped roll bar that supports the headrest at the time of a vehicle collision and forms a through hole in the vehicle longitudinal direction,
The belt attaching portion is provided at a lower position of the roll bar,
The hook is configured to be engaged with the tether anchor in a state where the tether belt is passed between the seat back and the headrest.
A child seat mounting structure characterized in that the hook can be locked to the tether anchor by utilizing a work space formed above the seat back by tilting the headrest forward .

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